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<!DOCTYPE html>
<!-- Copyright © 2018 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<html>
<head>
<meta charset="utf-8">
<title>SourceBuffer.changeType() test cases.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="mediasource-util.js"></script>
</head>
<body>
<div id="log"></div>
<script>
mediasource_test(function(test, mediaElement, mediaSource)
{
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
assert_throws_js(TypeError, function()
{
sourceBuffer.changeType("");
}, "changeType");
test.done();
}, "Test changeType with an empty type.");
mediasource_test(function(test, mediaElement, mediaSource)
{
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
mediaSource.removeSourceBuffer(sourceBuffer);
assert_throws_dom("InvalidStateError", function()
{
sourceBuffer.changeType(MediaSourceUtil.AUDIO_VIDEO_TYPE);
}, "changeType");
test.done();
}, "Test changeType after SourceBuffer removed from mediaSource.");
mediasource_test(function(test, mediaElement, mediaSource)
{
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
sourceBuffer.appendBuffer(new Uint8Array(0));
assert_true(sourceBuffer.updating, "Updating flag set when a buffer is appended.");
assert_throws_dom("InvalidStateError", function()
{
sourceBuffer.changeType(MediaSourceUtil.AUDIO_VIDEO_TYPE);
}, "changeType");
test.done();
}, "Test changeType while update pending.");
mediasource_test(function(test, mediaElement, mediaSource)
{
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
var unsupported_type = null;
assert_false(MediaSource.isTypeSupported(unsupported_type), "null MIME type is not expected to be supported.");
assert_throws_dom("NotSupportedError", function()
{
sourceBuffer.changeType(unsupported_type);
}, "changeType");
test.done();
}, "Test changeType with null type.");
mediasource_test(function(test, mediaElement, mediaSource)
{
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
var unsupported_type = 'invalidType';
assert_false(MediaSource.isTypeSupported(unsupported_type), unsupported_type + " is not expected to be supported.");
assert_throws_dom("NotSupportedError", function()
{
sourceBuffer.changeType(unsupported_type);
}, "changeType");
test.done();
}, "Test changeType with unsupported type.");
mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
{
test.expectEvent(sourceBuffer, "updatestart");
test.expectEvent(sourceBuffer, "update");
test.expectEvent(sourceBuffer, "updateend");
sourceBuffer.appendBuffer(mediaData);
test.waitForExpectedEvents(function()
{
mediaSource.endOfStream();
assert_equals(mediaSource.readyState, "ended");
test.expectEvent(mediaSource, "sourceopen");
sourceBuffer.changeType(MediaSourceUtil.AUDIO_VIDEO_TYPE);
assert_equals(mediaSource.readyState, "open");
});
test.waitForExpectedEvents(function()
{
test.done();
});
}, "Test changeType transitioning readyState from 'ended' to 'open'.");
mediasource_test(function(test, mediaElement, mediaSource) {
var sequenceType = "audio/aac";
if (!MediaSource.isTypeSupported(sequenceType)) {
sequenceType = "audio/mpeg";
assert_true(MediaSource.isTypeSupported(sequenceType),
"No bytestream that generates timestamps is supported, aborting test");
}
assert_not_equals(MediaSourceUtil.AUDIO_ONLY_TYPE, sequenceType,
"This test requires distinct audio-only types");
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
assert_equals(sourceBuffer.mode, "segments",
"None of the audioOnlyTypes in the test util generate timestamps, but mode is incorrectly set");
sourceBuffer.changeType(sequenceType);
assert_equals(sourceBuffer.mode, "sequence",
"Mode is not updated correctly for a bytestream that generates timestamps");
test.done();
}, "Test changeType sets mode to sequence for change to type that generates timestamps");
mediasource_test(function(test, mediaElement, mediaSource) {
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
assert_equals(sourceBuffer.mode, "segments",
"None of the audioOnlyTypes in the test util generate timestamps, but mode is incorrectly set");
sourceBuffer.changeType(MediaSourceUtil.AUDIO_ONLY_TYPE);
assert_equals(sourceBuffer.mode, "segments",
"Previous segments mode is not retained correctly for changeType to one that doesn't generate timestamps");
sourceBuffer.mode = "sequence";
assert_equals(sourceBuffer.mode, "sequence", "mode should be sequence now");
sourceBuffer.changeType(MediaSourceUtil.AUDIO_ONLY_TYPE);
assert_equals(sourceBuffer.mode, "sequence",
"Previous sequence mode is not retained correctly for changeType to one that doesn't generate timestamps");
test.done();
}, "Test changeType retains previous mode when changing to type that doesn't generate timestamps");
</script>
</body>
</html>
|
